diff --git a/plat/arm/board/rdn2/rdn2_plat.c b/plat/arm/board/rdn2/rdn2_plat.c
index 8cf192972..2506f9da0 100644
--- a/plat/arm/board/rdn2/rdn2_plat.c
+++ b/plat/arm/board/rdn2/rdn2_plat.c
@@ -47,15 +47,15 @@ static struct gic600_multichip_data rdn2mc_multichip_data __init = {
 #endif
 	},
 	.spi_ids = {
-		{32, 479},
+		{32, 511},
 	#if CSS_SGI_CHIP_COUNT > 1
-		{0, 0},
+		{512, 991},
 	#endif
 	#if CSS_SGI_CHIP_COUNT > 2
-		{0, 0},
+		{4096, 4575},
 	#endif
 	#if CSS_SGI_CHIP_COUNT > 3
-		{0, 0},
+		{4576, 5055},
 	#endif
 	}
 };